Science · 1942 · 172 citations · 2 references
AgriculturePlant BiologyPlant SciencesPlant NutritionNitrogen AssimilationNitrogen NutritionPlant Nutrient UptakePlant Tissue AnalysisSoil-plant Nutrient RelationsLeaf Nitrogen ContentNitrogen Content EstimationPlant Nitrogen Status EstimationPlant Tissue Nitrogen TestingPlant Tissue Nutrient Analysis
2
FOLIAR DIAGNOSIS: PRINCIPLES AND PRACTICE
Walter Thomas · PLANT PHYSIOLOGY · 1937 · 45 citations · Full text